大气降尘对土壤主要环境元素的累积影响及评价——以山东省高密市为例

姜冰, 张德明, 刘阳

Cumulative effects of atmospheric dust fall on major environmental elements in soils and their evaluation: A case study of Gaomi City, Shandong Province, China

JIANG Bing, ZHANG De-Ming, LIU Yang

图4 主要环境元素地累积指数空间分布

Fig.4 Spatial distribution of geoaccumulation index for main enviroment elements